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fix corner case in unused (#5867)

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fixes #5866
This commit is contained in:
Alex Lam S.L
2024-06-26 16:13:29 +03:00
committed by GitHub
parent ce8ef52e2b
commit ed36c1ec5c
2 changed files with 253 additions and 2 deletions
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234
test/compress/destructured.js
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@@ -4007,3 +4007,237 @@ issue_5854_2: {
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_1: {
options = {
unused: true,
}
input: {
var a = {};
var { p: { q: b } } = {
p: a,
r: a.q = "PASS",
};
console.log(b);
}
expect: {
var a = {};
var { q: b } = {
p: a,
r: a.q = "PASS",
}.p;
console.log(b);
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_2: {
options = {
side_effects: true,
unused: true,
}
input: {
var a = {}, b;
({ p: { q: b } } = {
p: a,
r: a.q = "PASS",
});
console.log(b);
}
expect: {
var b, a = {};
({ q: b } = {
p: a,
r: a.q = "PASS",
}.p);
console.log(b);
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_3: {
options = {
unused: true,
}
input: {
var a = {};
var [ { p: b } ] = [ a, a.p = "PASS" ];
console.log(b);
}
expect: {
var a = {};
var { p: b } = [ a, a.p = "PASS" ][0];
console.log(b);
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_4: {
options = {
side_effects: true,
unused: true,
}
input: {
var a = {}, b;
[ { p: b } ] = [ a, a.p = "PASS" ];
console.log(b);
}
expect: {
var b, a = {};
({ p: b } = [ a, a.p = "PASS" ][0]);
console.log(b);
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_5: {
options = {
unused: true,
}
input: {
var a = [];
var [ [ b ] ] = [ a, a[0] = "PASS" ];
console.log(b);
}
expect: {
var a = [];
var [ b ] = [ a, a[0] = "PASS" ][0];
console.log(b);
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_6: {
options = {
side_effects: true,
unused: true,
}
input: {
var a = [], b;
[ [ b ] ] = [ a, a[0] = "PASS" ];
console.log(b);
}
expect: {
var b, a = [];
[ b ] = [ a, a[0] = "PASS" ][0];
console.log(b);
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_7: {
options = {
unused: true,
}
input: {
var a = {};
var [ { p: b }, c ] = [ a, a.p = {} ];
console.log(b === c ? "PASS" : "FAIL");
}
expect: {
var a = {};
var [ { p: b }, c ] = [ a, a.p = {} ];
console.log(b === c ? "PASS" : "FAIL");
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_8: {
options = {
side_effects: true,
unused: true,
}
input: {
var a = {}, b, c;
[ { p: b }, c ] = [ a, a.p = {} ];
console.log(b === c ? "PASS" : "FAIL");
}
expect: {
var b, c, a = {};
[ { p: b }, c ] = [ a, a.p = {} ];
console.log(b === c ? "PASS" : "FAIL");
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_9: {
options = {
unused: true,
}
input: {
var a = {};
var [ b, { p: c } ] = [ a.p = {}, a ];
console.log(b === c ? "PASS" : "FAIL");
}
expect: {
var a = {};
var [ b, c ] = [ a.p = {}, a.p ];
console.log(b === c ? "PASS" : "FAIL");
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_10: {
options = {
side_effects: true,
unused: true,
}
input: {
var a = {}, b, c;
[ b, { p: c } ] = [ a.p = {}, a ];
console.log(b === c ? "PASS" : "FAIL");
}
expect: {
var b, c, a = {};
[ b, c ] = [ a.p = {}, a.p ];
console.log(b === c ? "PASS" : "FAIL");
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_11: {
options = {
unused: true,
}
input: {
var a = {};
var { p: { q: b } } = { p: a = { q: {} } };
console.log(a.q === b ? "PASS" : "FAIL");
}
expect: {
var a = {};
var b = { p: (a = { q: {} }).q }.p;
console.log(a.q === b ? "PASS" : "FAIL");
}
expect_stdout: "PASS"
node_version: ">=6"
}
issue_5866_12: {
options = {
side_effects: true,
unused: true,
}
input: {
var a = {}, b;
({ p: { q: b } } = { p: a = { q: {} } });
console.log(a.q === b ? "PASS" : "FAIL");
}
expect: {
var b, a = {};
b = { p: (a = { q: {} }).q }.p;
console.log(a.q === b ? "PASS" : "FAIL");
}
expect_stdout: "PASS"
node_version: ">=6"
}